{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "14692",
    "entityType": "User",
    "nonce": "0x631d8839c5d3bbe50fa9380a10424102a81fe151f6c036782057019cbe0fd833",
    "signature": "0x7b26016f88813436de640393a0c86b89e273d9bde85e20e384152213a76452cb0e6ad4151be7669028db050586b17000278ffeaa6879dff54e56950f5713584e1c",
    "signer": "0x45c4f1dcE13eeF476C74C5758696D56137253980",
    "userId": "824478223"
  }
}